Left rear side of the barrel. May be 1 to 3 stars (*) or may be a number 1-4 in a square.
Measure it, or have a gunsmith measure it, with a choke gauge.
The Winchester 140 12 gauge has a choke barrel at 28". This is the same choke size as the 20 gauge model.
Springfield
Modified choke with the 28" barrel.
It has a nickel steel barrel and is a 12 gauge with a mod choke. It has a nickel steel barrel and is a 12 gauge with a mod choke. It has a nickel steel barrel and is a 12 gauge with a mod choke.
75-175
Price for fire arms Springfield model C 12 gauge shot gun?
The Springfield 20 gauge model 94-B is valued at between $75 and $100. It has a 32 inch barrel, and a 2 3/4 inch chamber.
if it has a choke like poly and or screw in choke dont shoot slugs as it can dammage it
Simply put, no.
1956
If there is a serial number, it was made after 1969